A glass chimney stops an oil lamp from smoking because:

A. It increases the supply of oxygen to the flame by convection
B. The heat produced ensures complete
C. Both to these
D. Neither of these

Leprosy is the oldest disease in the world caused by which microorganism?

A. Virus
B. Fungi
C. Bacteria
D. None

Water present in watermelon?

A. 92%
B. 93%
C. 94%
D. 95%

What is the degree of rotation of the earth each hour?

A. 1°
B. 5°
C. 7.5°
D. 15°

The earth revolves around the sun at a speed of__________?

A. 18.5 km/sec
B. 26.6 km/sec
C. 29 km/sec
D. 31.9 km/sec

An acid-Base Reaction is always a/an __________?

A. Endothermic
B. Exothermic
C. Fission
D. Fusion

Nitrate (NO3) ions are obtained by the process of __________?

A. Nitrification
B. Fermentation
C. Denitrification
D. None of these

Chemistry is given from ……language ?

A. Latin
B. Greek
C. Arabic
D. None of these

Which of the following is the most Viscous?

A. Glycerine
B. Water
C. Honey
D. Spirit

Which part of the atmosphere are you breathing right now?

A. Bathysphere
B. Stratosphere
C. Troposphere
D. Lonosphere